| Starter | Tm | Tier | Game |
|---|---|---|---|
| A.J. Burnett | PIT | -3.46 | 201204210_SLN_PIT |
| Luke Hochevar | KCA | -3.13 | 201204200_TOR_KCA |
| Brian Matusz | BAL | -2.86 | 201204200_BAL_ANA |
| Chris Volstad | CHN | -2.5 | 201204200_CIN_CHN |
| Phil Hughes | NYA | -2.16 | 201204190_MIN_NYA |
Based on accumulated WAA for this season up to 2012-04-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 1.64 | Roy Halladay | 30 | PHI |
| +003+ | 1.63 | Kyle Lohse | 20.3 | SLN |
| +005+ | 1.57 | Brandon Beachy | 19.3 | ATL |
| +007+ | 1.54 | Justin Verlander | 31.3 | DET |
| +008+ | 1.52 | Stephen Strasburg | 25 | WAS |
| +011+ | 1.26 | Ryan Dempster | 20.3 | CHN |
| +012+ | 1.25 | Joe Saunders | 21 | ARI |
| XXXXX | 1.24 | Jake Westbrook | 20.7 | SLN |
| XXXXX | 1.18 | Chad Billingsley | 20.3 | LAN |
| XXXXX | 1.17 | Jordan Zimmermann | 21 | WAS |
| XXXXX | 1.16 | Ross Detwiler | 16 | WAS |
| XXXXX | 1.14 | Clayton Kershaw | 22.3 | LAN |
| XXXXX | 1.12 | Matt Cain | 24 | SFN |
| XXXXX | 1.11 | Matt Harrison | 21.7 | TEX |
| XXXXX | 1.09 | Lance Lynn | 19 | SLN |
| XXXXX | 1.08 | Philip Humber | 14.3 | CHA |
| XXXXX | 1.06 | Jered Weaver | 29.7 | ANA |
| XXXXX | 1.05 | Barry Zito | 21 | SFN |
| XXXXX | 1.01 | Cliff Lee | 23 | PHI |
| XXXXX | 0.94 | Ted Lilly | 13 | LAN |
| XXXXX | 0.93 | Colby Lewis | 19.7 | TEX |
| XXXXX | 0.86 | James Shields | 29.3 | TBA |
| XXXXX | 0.83 | Jason Vargas | 25.3 | SEA |
| XXXXX | 0.82 | Johnny Cueto | 19 | CIN |
| XXXXX | 0.81 | Wandy Rodriguez | 18.3 | HOU |
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